, and lived in arlington virginia. neighbors contacted in his neighborhood, tell reporters pardus llved with his mother, he looed her.ú the two ere very closs. and he appeared to be the sole pardus has a handgun permit in virgiiia. and reeorters were able to contact his brother today, who said that pardussjust did not wwnt to see his 84-year-old mother suffer. jennifer, that's what we know right plow. >> it is a terrible tragic story aad continuing to learn more tonight. karen parks, thank you for the report tooight. >> yeah, that's the siiuation here at johns hopkins tonight. a doctor recovering, after beiig shot. mother to death before taking his own life. and, of course, there are ú%rious concerns tonight, about security procedures here at we will have much more on that coming up in 20 minutes. >> look forward to that jennifer. thank you so much for the update. >> johns hopkins is one of the largest medical facilities inú the land. more than 80,000 people visit this complex each and every and those visitors must check in upon arrival. they are ggven wrist bands and are patients.